15678401778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{848123}}^1$

素因数の和:848223

約数の個数: 48

約数和(自身を含む): 37046056320

約数和(自身を除く): 21367654542

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 1027, 1422, 2054, 3081, 6162, 9243, 18486, 848123, 1696246, 2544369, 5088738, 7633107, 11025599, 15266214, 22051198, 33076797, 66153594, 67001717, 99230391, 134003434, 198460782, 201005151, 402010302, 603015453, 871022321, 1206030906, 1742044642, 2613066963, 5226133926, 7839200889, 15678401778]

約数ペア:

[(1, 15678401778), (2, 7839200889), (3, 5226133926), (6, 2613066963), (9, 1742044642), (13, 1206030906), (18, 871022321), (26, 603015453), (39, 402010302), (78, 201005151), (79, 198460782), (117, 134003434), (158, 99230391), (234, 67001717), (237, 66153594), (474, 33076797), (711, 22051198), (1027, 15266214), (1422, 11025599), (2054, 7633107), (3081, 5088738), (6162, 2544369), (9243, 1696246), (18486, 848123)]